207816693

素因数分解:

$3^1\times 7^2\times {\mathrm{977}}^1\times {\mathrm{1447}}^1$

素因数の和:2441

約数の個数: 24

約数和(自身を含む): 322880832

約数和(自身を除く): 115064139

約数列:

[1, 3, 7, 21, 49, 147, 977, 1447, 2931, 4341, 6839, 10129, 20517, 30387, 47873, 70903, 143619, 212709, 1413719, 4241157, 9896033, 29688099, 69272231, 207816693]

約数ペア:

[(1, 207816693), (3, 69272231), (7, 29688099), (21, 9896033), (49, 4241157), (147, 1413719), (977, 212709), (1447, 143619), (2931, 70903), (4341, 47873), (6839, 30387), (10129, 20517)]